• 图文并茂VLAN全接触

    VLAN(Virtual LAN),翻译成中文是“虚拟局域网”。LAN可以是由少数几台家用计算机构成的网络,也可以是数以百计的计算机构成的企业网络。VLAN所指的LAN特指使用路由器分割的网络——也就是广播域。

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  • Linux服务器配置之DNS

    Linux服务器配置之DNS配置 区域文件(位于/var/named/): 正向解析文件xuwin.com.db $TTL 86400 xuwin.com. IN SOA dns.xuwin.com. admin.xuwin.com.( 2002103000 28800 14400 3600000 86400 ) xuwin.com. IN NS dns.xuwin.com. dns IN A 192.168.216.133 www IN A 192.168.216.250 mail IN A 192.168.216.251 ftp IN A 192.168.216.252 bbs IN CNAME dns xxx IN CNAME www xuwin.com. IN MX 10 mail.xuwin.com. 反向解析文件192.168.216.db $TTL 86400 216.168.192.in-addr.arpa. IN SOA dns.xuwin.com. admin.xuwin.com. ( 2002103000 28800 14400 3600000 86400 ) 216.168.192.in-addr.arpa. IN NS dns.xuwin.com. 133.216.168.192.in-addr.arpa. IN PTR dns.xuwin.com. 250.216.168.192.in-addr.arpa. IN PTR www.xuwin.com. 251 IN PTR mail.xuwin.com. 252 IN PTR ftp.xuwin.com.

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